/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-atomic/lamport.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:10:06,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:10:06,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:10:06,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:10:06,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:10:06,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:10:06,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:10:06,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:10:06,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:10:06,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:10:06,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:10:06,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:10:06,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:10:06,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:10:06,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:10:06,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:10:06,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:10:06,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:10:06,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:10:06,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:10:06,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:10:06,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:10:06,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:10:06,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:10:06,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:10:06,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:10:06,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:10:06,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:10:06,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:10:06,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:10:06,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:10:06,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:10:06,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:10:06,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:10:06,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:10:06,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:10:06,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:10:06,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:10:06,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:10:06,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:10:06,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:10:06,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 20:10:06,707 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:10:06,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:10:06,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:10:06,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:10:06,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:10:06,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:10:06,710 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:10:06,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:10:06,710 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:10:06,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:10:06,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:10:06,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:10:06,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:10:06,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:10:06,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:10:06,711 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:10:06,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:10:06,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:06,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:10:06,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:10:06,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:10:06,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:10:06,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:10:06,714 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:10:06,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:10:06,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:10:06,715 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:10:06,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:10:06,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:10:06,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:10:06,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:10:06,965 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:10:06,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/lamport.i [2022-03-15 20:10:07,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f0741cdd/251d59dcefba42a49fb5868c93678f5c/FLAG747615a70 [2022-03-15 20:10:07,482 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:10:07,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i [2022-03-15 20:10:07,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f0741cdd/251d59dcefba42a49fb5868c93678f5c/FLAG747615a70 [2022-03-15 20:10:07,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f0741cdd/251d59dcefba42a49fb5868c93678f5c [2022-03-15 20:10:07,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:10:07,841 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:10:07,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:07,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:10:07,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:10:07,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:07" (1/1) ... [2022-03-15 20:10:07,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4832755f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:07, skipping insertion in model container [2022-03-15 20:10:07,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:07" (1/1) ... [2022-03-15 20:10:07,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:10:07,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:10:08,059 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 20:10:08,218 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[32156,32169] [2022-03-15 20:10:08,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[34083,34096] [2022-03-15 20:10:08,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:08,246 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:10:08,269 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 20:10:08,302 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[32156,32169] [2022-03-15 20:10:08,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[34083,34096] [2022-03-15 20:10:08,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:08,344 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:10:08,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08 WrapperNode [2022-03-15 20:10:08,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:08,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:08,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:10:08,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:10:08,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,409 INFO L137 Inliner]: procedures = 171, calls = 83, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-03-15 20:10:08,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:08,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:10:08,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:10:08,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:10:08,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:10:08,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:10:08,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:10:08,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:10:08,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:08,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:10:08,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 20:10:08,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 20:10:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:10:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-03-15 20:10:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-03-15 20:10:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-03-15 20:10:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-03-15 20:10:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:10:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 20:10:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:10:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:10:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:10:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:10:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 20:10:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:10:08,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:10:08,538 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 20:10:08,671 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:10:08,672 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:10:09,031 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:10:09,101 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:10:09,101 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-03-15 20:10:09,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:09 BoogieIcfgContainer [2022-03-15 20:10:09,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:10:09,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:10:09,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:10:09,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:10:09,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:10:07" (1/3) ... [2022-03-15 20:10:09,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a35d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:09, skipping insertion in model container [2022-03-15 20:10:09,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (2/3) ... [2022-03-15 20:10:09,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a35d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:09, skipping insertion in model container [2022-03-15 20:10:09,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:09" (3/3) ... [2022-03-15 20:10:09,112 INFO L111 eAbstractionObserver]: Analyzing ICFG lamport.i [2022-03-15 20:10:09,115 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:10:09,116 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:10:09,116 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-03-15 20:10:09,116 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:10:09,162 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,162 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,163 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,163 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,163 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,163 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,164 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,164 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,164 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,164 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,165 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,166 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,166 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,166 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,167 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,167 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,167 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,168 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,169 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,170 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,170 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,170 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,170 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,170 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,171 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,171 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,171 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,171 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,171 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,172 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,172 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,172 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,172 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,173 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,174 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,174 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,174 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,174 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,174 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,174 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,175 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,175 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,175 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,176 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,176 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,176 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,176 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,176 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,176 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,177 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,177 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,178 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,178 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,178 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,179 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,179 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,179 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,179 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,180 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,180 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,180 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,180 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,180 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,181 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,181 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,181 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,181 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,184 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,184 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,188 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,189 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,191 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,192 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,193 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,194 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,198 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,198 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,199 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,199 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,199 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,199 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,202 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,202 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,202 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,202 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,202 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,203 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,204 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,204 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,204 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,204 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,205 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,206 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,206 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:09,208 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 20:10:09,251 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:10:09,261 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 20:10:09,261 INFO L340 AbstractCegarLoop]: Starting to check reachability of 76 error locations. [2022-03-15 20:10:09,276 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:10:09,284 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 191 transitions, 398 flow [2022-03-15 20:10:09,286 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 191 transitions, 398 flow [2022-03-15 20:10:09,287 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 174 places, 191 transitions, 398 flow [2022-03-15 20:10:09,362 INFO L129 PetriNetUnfolder]: 24/189 cut-off events. [2022-03-15 20:10:09,362 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-03-15 20:10:09,369 INFO L84 FinitePrefix]: Finished finitePrefix Result has 198 conditions, 189 events. 24/189 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 546 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 151. Up to 5 conditions per place. [2022-03-15 20:10:09,377 INFO L116 LiptonReduction]: Number of co-enabled transitions 13068 [2022-03-15 20:10:11,819 INFO L131 LiptonReduction]: Checked pairs total: 48501 [2022-03-15 20:10:11,820 INFO L133 LiptonReduction]: Total number of compositions: 114 [2022-03-15 20:10:11,828 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 99 places, 108 transitions, 232 flow [2022-03-15 20:10:12,008 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5123 states, 4383 states have (on average 3.4816335843029886) internal successors, (15260), 5122 states have internal predecessors, (15260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,025 INFO L276 IsEmpty]: Start isEmpty. Operand has 5123 states, 4383 states have (on average 3.4816335843029886) internal successors, (15260), 5122 states have internal predecessors, (15260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-03-15 20:10:12,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:12,030 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2022-03-15 20:10:12,030 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:12,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:12,035 INFO L85 PathProgramCache]: Analyzing trace with hash 29961472, now seen corresponding path program 1 times [2022-03-15 20:10:12,048 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:12,048 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393685703] [2022-03-15 20:10:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:12,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:12,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:12,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393685703] [2022-03-15 20:10:12,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393685703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:12,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:12,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:10:12,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [989714358] [2022-03-15 20:10:12,211 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:12,213 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:12,220 INFO L252 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2022-03-15 20:10:12,220 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:12,226 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:12,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:10:12,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:12,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:10:12,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:12,276 INFO L87 Difference]: Start difference. First operand has 5123 states, 4383 states have (on average 3.4816335843029886) internal successors, (15260), 5122 states have internal predecessors, (15260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:12,379 INFO L93 Difference]: Finished difference Result 1299 states and 3706 transitions. [2022-03-15 20:10:12,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:10:12,382 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-03-15 20:10:12,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:12,406 INFO L225 Difference]: With dead ends: 1299 [2022-03-15 20:10:12,406 INFO L226 Difference]: Without dead ends: 1260 [2022-03-15 20:10:12,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:12,411 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:12,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:12,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260 states. [2022-03-15 20:10:12,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1260 to 1260. [2022-03-15 20:10:12,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1260 states, 1252 states have (on average 2.8849840255591053) internal successors, (3612), 1259 states have internal predecessors, (3612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1260 states and 3612 transitions. [2022-03-15 20:10:12,521 INFO L78 Accepts]: Start accepts. Automaton has 1260 states and 3612 transitions. Word has length 4 [2022-03-15 20:10:12,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:12,521 INFO L470 AbstractCegarLoop]: Abstraction has 1260 states and 3612 transitions. [2022-03-15 20:10:12,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 3612 transitions. [2022-03-15 20:10:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:10:12,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:12,524 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:12,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:10:12,524 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:12,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:12,527 INFO L85 PathProgramCache]: Analyzing trace with hash -390580083, now seen corresponding path program 1 times [2022-03-15 20:10:12,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:12,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51780056] [2022-03-15 20:10:12,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:12,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:12,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:12,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51780056] [2022-03-15 20:10:12,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51780056] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:12,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:12,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:12,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [269868943] [2022-03-15 20:10:12,617 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:12,618 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:12,618 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:10:12,618 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:12,619 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:12,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:12,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:12,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:12,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:12,621 INFO L87 Difference]: Start difference. First operand 1260 states and 3612 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:12,748 INFO L93 Difference]: Finished difference Result 1246 states and 3564 transitions. [2022-03-15 20:10:12,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:12,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-03-15 20:10:12,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:12,755 INFO L225 Difference]: With dead ends: 1246 [2022-03-15 20:10:12,755 INFO L226 Difference]: Without dead ends: 1246 [2022-03-15 20:10:12,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:12,757 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 30 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:12,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 8 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:12,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1246 states. [2022-03-15 20:10:12,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1246 to 1246. [2022-03-15 20:10:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1246 states, 1238 states have (on average 2.878836833602585) internal successors, (3564), 1245 states have internal predecessors, (3564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1246 states and 3564 transitions. [2022-03-15 20:10:12,825 INFO L78 Accepts]: Start accepts. Automaton has 1246 states and 3564 transitions. Word has length 11 [2022-03-15 20:10:12,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:12,825 INFO L470 AbstractCegarLoop]: Abstraction has 1246 states and 3564 transitions. [2022-03-15 20:10:12,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:12,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 3564 transitions. [2022-03-15 20:10:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 20:10:12,827 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:12,827 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:12,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:10:12,828 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err15ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:12,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:12,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1685187630, now seen corresponding path program 1 times [2022-03-15 20:10:12,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:12,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78957977] [2022-03-15 20:10:12,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:12,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:12,887 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:12,887 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78957977] [2022-03-15 20:10:12,887 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78957977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:12,887 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:12,887 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:12,887 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [853869534] [2022-03-15 20:10:12,888 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:12,888 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:12,889 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2022-03-15 20:10:12,889 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:12,889 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:12,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:12,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:12,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:12,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:12,890 INFO L87 Difference]: Start difference. First operand 1246 states and 3564 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:13,041 INFO L93 Difference]: Finished difference Result 1230 states and 3466 transitions. [2022-03-15 20:10:13,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:13,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-03-15 20:10:13,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:13,050 INFO L225 Difference]: With dead ends: 1230 [2022-03-15 20:10:13,050 INFO L226 Difference]: Without dead ends: 1024 [2022-03-15 20:10:13,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:13,051 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 58 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:13,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 7 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:13,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-03-15 20:10:13,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1004. [2022-03-15 20:10:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 998 states have (on average 2.8637274549098195) internal successors, (2858), 1003 states have internal predecessors, (2858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 2858 transitions. [2022-03-15 20:10:13,080 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 2858 transitions. Word has length 13 [2022-03-15 20:10:13,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:13,080 INFO L470 AbstractCegarLoop]: Abstraction has 1004 states and 2858 transitions. [2022-03-15 20:10:13,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2858 transitions. [2022-03-15 20:10:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 20:10:13,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:13,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:13,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 20:10:13,083 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr2Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:13,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:13,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1975816393, now seen corresponding path program 1 times [2022-03-15 20:10:13,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:13,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038616767] [2022-03-15 20:10:13,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:13,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:13,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:13,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038616767] [2022-03-15 20:10:13,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038616767] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:13,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:13,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:13,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1535447211] [2022-03-15 20:10:13,126 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:13,127 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:13,128 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2022-03-15 20:10:13,128 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:13,128 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:13,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:13,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:13,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:13,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:13,130 INFO L87 Difference]: Start difference. First operand 1004 states and 2858 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:13,248 INFO L93 Difference]: Finished difference Result 978 states and 2764 transitions. [2022-03-15 20:10:13,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:13,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-03-15 20:10:13,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:13,254 INFO L225 Difference]: With dead ends: 978 [2022-03-15 20:10:13,254 INFO L226 Difference]: Without dead ends: 810 [2022-03-15 20:10:13,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:13,255 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 32 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:13,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 6 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:13,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2022-03-15 20:10:13,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 808. [2022-03-15 20:10:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 808 states, 804 states have (on average 2.8743781094527363) internal successors, (2311), 807 states have internal predecessors, (2311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 2311 transitions. [2022-03-15 20:10:13,278 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 2311 transitions. Word has length 13 [2022-03-15 20:10:13,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:13,278 INFO L470 AbstractCegarLoop]: Abstraction has 808 states and 2311 transitions. [2022-03-15 20:10:13,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 2311 transitions. [2022-03-15 20:10:13,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:10:13,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:13,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:13,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 20:10:13,281 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:13,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:13,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1645788189, now seen corresponding path program 1 times [2022-03-15 20:10:13,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:13,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859386926] [2022-03-15 20:10:13,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:13,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:13,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:13,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859386926] [2022-03-15 20:10:13,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859386926] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:13,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:13,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:13,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2070866040] [2022-03-15 20:10:13,348 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:13,350 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:13,355 INFO L252 McrAutomatonBuilder]: Finished intersection with 69 states and 113 transitions. [2022-03-15 20:10:13,355 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:13,550 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:13,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 20:10:13,551 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:13,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 20:10:13,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 20:10:13,552 INFO L87 Difference]: Start difference. First operand 808 states and 2311 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:13,720 INFO L93 Difference]: Finished difference Result 1634 states and 4688 transitions. [2022-03-15 20:10:13,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 20:10:13,721 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 20:10:13,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:13,727 INFO L225 Difference]: With dead ends: 1634 [2022-03-15 20:10:13,727 INFO L226 Difference]: Without dead ends: 992 [2022-03-15 20:10:13,727 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 20:10:13,728 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 68 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:13,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 39 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:13,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2022-03-15 20:10:13,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 888. [2022-03-15 20:10:13,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 888 states, 884 states have (on average 2.839366515837104) internal successors, (2510), 887 states have internal predecessors, (2510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 2510 transitions. [2022-03-15 20:10:13,753 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 2510 transitions. Word has length 21 [2022-03-15 20:10:13,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:13,753 INFO L470 AbstractCegarLoop]: Abstraction has 888 states and 2510 transitions. [2022-03-15 20:10:13,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2510 transitions. [2022-03-15 20:10:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:10:13,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:13,756 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:13,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 20:10:13,756 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:13,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:13,757 INFO L85 PathProgramCache]: Analyzing trace with hash -767867875, now seen corresponding path program 2 times [2022-03-15 20:10:13,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:13,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182071517] [2022-03-15 20:10:13,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:13,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:13,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:13,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182071517] [2022-03-15 20:10:13,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182071517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:13,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:13,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:13,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [18429954] [2022-03-15 20:10:13,795 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:13,796 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:13,801 INFO L252 McrAutomatonBuilder]: Finished intersection with 62 states and 98 transitions. [2022-03-15 20:10:13,801 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:13,922 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [27244#(not (= 1 thr1Thread1of1ForFork1_~x1~0)), 27245#(not (= ~x~0 1))] [2022-03-15 20:10:13,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:10:13,923 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:13,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:10:13,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:10:13,923 INFO L87 Difference]: Start difference. First operand 888 states and 2510 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:14,227 INFO L93 Difference]: Finished difference Result 3178 states and 8595 transitions. [2022-03-15 20:10:14,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 20:10:14,228 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 20:10:14,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:14,246 INFO L225 Difference]: With dead ends: 3178 [2022-03-15 20:10:14,246 INFO L226 Difference]: Without dead ends: 3150 [2022-03-15 20:10:14,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-03-15 20:10:14,247 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 383 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:14,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 64 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:10:14,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3150 states. [2022-03-15 20:10:14,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3150 to 1002. [2022-03-15 20:10:14,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1002 states, 998 states have (on average 2.82064128256513) internal successors, (2815), 1001 states have internal predecessors, (2815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 2815 transitions. [2022-03-15 20:10:14,299 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 2815 transitions. Word has length 21 [2022-03-15 20:10:14,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:14,299 INFO L470 AbstractCegarLoop]: Abstraction has 1002 states and 2815 transitions. [2022-03-15 20:10:14,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2815 transitions. [2022-03-15 20:10:14,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:10:14,301 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:14,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:14,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:10:14,302 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:14,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:14,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1466980031, now seen corresponding path program 3 times [2022-03-15 20:10:14,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:14,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379668962] [2022-03-15 20:10:14,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:14,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:14,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:14,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379668962] [2022-03-15 20:10:14,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379668962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:14,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:14,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:14,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1354839984] [2022-03-15 20:10:14,338 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:14,339 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:14,369 INFO L252 McrAutomatonBuilder]: Finished intersection with 62 states and 98 transitions. [2022-03-15 20:10:14,370 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:14,450 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:14,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 20:10:14,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:14,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 20:10:14,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 20:10:14,451 INFO L87 Difference]: Start difference. First operand 1002 states and 2815 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:14,615 INFO L93 Difference]: Finished difference Result 1714 states and 4409 transitions. [2022-03-15 20:10:14,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 20:10:14,616 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 20:10:14,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:14,624 INFO L225 Difference]: With dead ends: 1714 [2022-03-15 20:10:14,624 INFO L226 Difference]: Without dead ends: 1662 [2022-03-15 20:10:14,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 20:10:14,625 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 111 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:14,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 35 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:14,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1662 states. [2022-03-15 20:10:14,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1662 to 912. [2022-03-15 20:10:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 912 states, 908 states have (on average 2.685022026431718) internal successors, (2438), 911 states have internal predecessors, (2438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 2438 transitions. [2022-03-15 20:10:14,654 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 2438 transitions. Word has length 21 [2022-03-15 20:10:14,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:14,654 INFO L470 AbstractCegarLoop]: Abstraction has 912 states and 2438 transitions. [2022-03-15 20:10:14,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2438 transitions. [2022-03-15 20:10:14,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:10:14,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:14,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:14,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 20:10:14,656 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr2Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:14,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:14,657 INFO L85 PathProgramCache]: Analyzing trace with hash -93197313, now seen corresponding path program 1 times [2022-03-15 20:10:14,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:14,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146184397] [2022-03-15 20:10:14,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:14,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:14,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:14,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:14,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146184397] [2022-03-15 20:10:14,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146184397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:14,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:14,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 20:10:14,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1226531428] [2022-03-15 20:10:14,704 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:14,705 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:14,711 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 93 transitions. [2022-03-15 20:10:14,711 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:14,795 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:14,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:14,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:14,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:14,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:14,797 INFO L87 Difference]: Start difference. First operand 912 states and 2438 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:14,892 INFO L93 Difference]: Finished difference Result 1134 states and 2949 transitions. [2022-03-15 20:10:14,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:14,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 20:10:14,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:14,897 INFO L225 Difference]: With dead ends: 1134 [2022-03-15 20:10:14,897 INFO L226 Difference]: Without dead ends: 830 [2022-03-15 20:10:14,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:14,898 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 46 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:14,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 17 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:14,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2022-03-15 20:10:14,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 620. [2022-03-15 20:10:14,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 616 states have (on average 2.5032467532467533) internal successors, (1542), 619 states have internal predecessors, (1542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 1542 transitions. [2022-03-15 20:10:14,915 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 1542 transitions. Word has length 21 [2022-03-15 20:10:14,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:14,915 INFO L470 AbstractCegarLoop]: Abstraction has 620 states and 1542 transitions. [2022-03-15 20:10:14,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:14,916 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1542 transitions. [2022-03-15 20:10:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-03-15 20:10:14,917 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:14,917 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:14,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 20:10:14,917 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:14,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:14,918 INFO L85 PathProgramCache]: Analyzing trace with hash 318495778, now seen corresponding path program 1 times [2022-03-15 20:10:14,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:14,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763788967] [2022-03-15 20:10:14,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:14,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:14,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:14,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763788967] [2022-03-15 20:10:14,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763788967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:14,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:14,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:14,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1033441982] [2022-03-15 20:10:14,949 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:14,951 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:14,957 INFO L252 McrAutomatonBuilder]: Finished intersection with 77 states and 121 transitions. [2022-03-15 20:10:14,957 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:15,104 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [38364#(<= 1 ~b2~0), 38363#(<= 1 thr1Thread1of1ForFork1_~b21~0)] [2022-03-15 20:10:15,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:10:15,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:15,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:10:15,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:10:15,105 INFO L87 Difference]: Start difference. First operand 620 states and 1542 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:15,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:15,234 INFO L93 Difference]: Finished difference Result 752 states and 1799 transitions. [2022-03-15 20:10:15,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 20:10:15,234 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-03-15 20:10:15,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:15,238 INFO L225 Difference]: With dead ends: 752 [2022-03-15 20:10:15,238 INFO L226 Difference]: Without dead ends: 666 [2022-03-15 20:10:15,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-03-15 20:10:15,239 INFO L933 BasicCegarLoop]: 15 mSDtfsCounter, 101 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:15,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 37 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:15,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2022-03-15 20:10:15,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 548. [2022-03-15 20:10:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 544 states have (on average 2.4724264705882355) internal successors, (1345), 547 states have internal predecessors, (1345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:15,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 1345 transitions. [2022-03-15 20:10:15,251 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 1345 transitions. Word has length 24 [2022-03-15 20:10:15,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:15,251 INFO L470 AbstractCegarLoop]: Abstraction has 548 states and 1345 transitions. [2022-03-15 20:10:15,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1345 transitions. [2022-03-15 20:10:15,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-03-15 20:10:15,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:15,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:15,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 20:10:15,253 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err14ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2022-03-15 20:10:15,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:15,253 INFO L85 PathProgramCache]: Analyzing trace with hash -152741510, now seen corresponding path program 1 times [2022-03-15 20:10:15,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:15,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535128902] [2022-03-15 20:10:15,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:15,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:15,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:15,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:15,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535128902] [2022-03-15 20:10:15,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535128902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:15,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:15,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:15,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1556742011] [2022-03-15 20:10:15,290 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:15,292 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:15,297 INFO L252 McrAutomatonBuilder]: Finished intersection with 77 states and 121 transitions. [2022-03-15 20:10:15,298 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:15,442 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [40219#(<= 1 thr2Thread1of1ForFork0_~b12~0), 40220#(<= 1 ~b1~0)] [2022-03-15 20:10:15,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:10:15,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:15,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:10:15,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:10:15,443 INFO L87 Difference]: Start difference. First operand 548 states and 1345 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:15,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:15,512 INFO L93 Difference]: Finished difference Result 190 states and 479 transitions. [2022-03-15 20:10:15,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 20:10:15,513 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-03-15 20:10:15,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:15,513 INFO L225 Difference]: With dead ends: 190 [2022-03-15 20:10:15,513 INFO L226 Difference]: Without dead ends: 0 [2022-03-15 20:10:15,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-03-15 20:10:15,514 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 39 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:15,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 3 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:15,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-15 20:10:15,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-15 20:10:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-15 20:10:15,515 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-03-15 20:10:15,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:15,515 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-15 20:10:15,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-15 20:10:15,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-15 20:10:15,517 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE (75 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (74 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE (73 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err14ASSERT_VIOLATIONDATA_RACE (72 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE (71 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err6ASSERT_VIOLATIONDATA_RACE (70 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE (69 of 76 remaining) [2022-03-15 20:10:15,518 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err7ASSERT_VIOLATIONDATA_RACE (68 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err15ASSERT_VIOLATIONDATA_RACE (67 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE (66 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err8ASSERT_VIOLATIONDATA_RACE (65 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err16ASSERT_VIOLATIONDATA_RACE (64 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err9ASSERT_VIOLATIONDATA_RACE (63 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err17ASSERT_VIOLATIONDATA_RACE (62 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err11ASSERT_VIOLATIONDATA_RACE (61 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err10ASSERT_VIOLATIONDATA_RACE (60 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err12ASSERT_VIOLATIONDATA_RACE (59 of 76 remaining) [2022-03-15 20:10:15,519 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err13ASSERT_VIOLATIONDATA_RACE (58 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (57 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (56 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (55 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONDATA_RACE (54 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (53 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (52 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (51 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (50 of 76 remaining) [2022-03-15 20:10:15,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err15ASSERT_VIOLATIONDATA_RACE (49 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (48 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (47 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err16ASSERT_VIOLATIONDATA_RACE (46 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (45 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err17ASSERT_VIOLATIONDATA_RACE (44 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (43 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (42 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err12ASSERT_VIOLATIONDATA_RACE (41 of 76 remaining) [2022-03-15 20:10:15,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err13ASSERT_VIOLATIONDATA_RACE (40 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (39 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (38 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (37 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (36 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE (35 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (34 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE (33 of 76 remaining) [2022-03-15 20:10:15,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err14ASSERT_VIOLATIONDATA_RACE (32 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE (31 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err6ASSERT_VIOLATIONDATA_RACE (30 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE (29 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err7ASSERT_VIOLATIONDATA_RACE (28 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err15ASSERT_VIOLATIONDATA_RACE (27 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE (26 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err8ASSERT_VIOLATIONDATA_RACE (25 of 76 remaining) [2022-03-15 20:10:15,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err16ASSERT_VIOLATIONDATA_RACE (24 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err9ASSERT_VIOLATIONDATA_RACE (23 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err17ASSERT_VIOLATIONDATA_RACE (22 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err11ASSERT_VIOLATIONDATA_RACE (21 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err10ASSERT_VIOLATIONDATA_RACE (20 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err12ASSERT_VIOLATIONDATA_RACE (19 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err13ASSERT_VIOLATIONDATA_RACE (18 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (17 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (16 of 76 remaining) [2022-03-15 20:10:15,524 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (15 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONDATA_RACE (14 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (13 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (12 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (11 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (10 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err15ASSERT_VIOLATIONDATA_RACE (9 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (7 of 76 remaining) [2022-03-15 20:10:15,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err16ASSERT_VIOLATIONDATA_RACE (6 of 76 remaining) [2022-03-15 20:10:15,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (5 of 76 remaining) [2022-03-15 20:10:15,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err17ASSERT_VIOLATIONDATA_RACE (4 of 76 remaining) [2022-03-15 20:10:15,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (3 of 76 remaining) [2022-03-15 20:10:15,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 76 remaining) [2022-03-15 20:10:15,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err12ASSERT_VIOLATIONDATA_RACE (1 of 76 remaining) [2022-03-15 20:10:15,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err13ASSERT_VIOLATIONDATA_RACE (0 of 76 remaining) [2022-03-15 20:10:15,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 20:10:15,528 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:15,532 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:10:15,532 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:10:15,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:10:15 BasicIcfg [2022-03-15 20:10:15,534 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:10:15,535 INFO L158 Benchmark]: Toolchain (without parser) took 7693.47ms. Allocated memory was 178.3MB in the beginning and 275.8MB in the end (delta: 97.5MB). Free memory was 128.6MB in the beginning and 206.0MB in the end (delta: -77.4MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. [2022-03-15 20:10:15,535 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 178.3MB. Free memory was 147.2MB in the beginning and 147.1MB in the end (delta: 74.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:10:15,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.24ms. Allocated memory is still 178.3MB. Free memory was 128.5MB in the beginning and 148.4MB in the end (delta: -19.9MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. [2022-03-15 20:10:15,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.35ms. Allocated memory is still 178.3MB. Free memory was 148.4MB in the beginning and 146.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:15,536 INFO L158 Benchmark]: Boogie Preprocessor took 42.04ms. Allocated memory is still 178.3MB. Free memory was 146.3MB in the beginning and 144.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:15,536 INFO L158 Benchmark]: RCFGBuilder took 650.92ms. Allocated memory is still 178.3MB. Free memory was 144.2MB in the beginning and 119.6MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2022-03-15 20:10:15,536 INFO L158 Benchmark]: TraceAbstraction took 6427.98ms. Allocated memory was 178.3MB in the beginning and 275.8MB in the end (delta: 97.5MB). Free memory was 119.1MB in the beginning and 206.0MB in the end (delta: -87.0MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:15,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 178.3MB. Free memory was 147.2MB in the beginning and 147.1MB in the end (delta: 74.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 501.24ms. Allocated memory is still 178.3MB. Free memory was 128.5MB in the beginning and 148.4MB in the end (delta: -19.9MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.35ms. Allocated memory is still 178.3MB. Free memory was 148.4MB in the beginning and 146.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.04ms. Allocated memory is still 178.3MB. Free memory was 146.3MB in the beginning and 144.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 650.92ms. Allocated memory is still 178.3MB. Free memory was 144.2MB in the beginning and 119.6MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 6427.98ms. Allocated memory was 178.3MB in the beginning and 275.8MB in the end (delta: 97.5MB). Free memory was 119.1MB in the beginning and 206.0MB in the end (delta: -87.0MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.5s, 174 PlacesBefore, 99 PlacesAfterwards, 191 TransitionsBefore, 108 TransitionsAfterwards, 13068 CoEnabledTransitionPairs, 5 FixpointIterations, 29 TrivialSequentialCompositions, 69 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 8 ChoiceCompositions, 114 TotalNumberOfCompositions, 48501 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 15293, positive: 14572, positive conditional: 0, positive unconditional: 14572, negative: 721, negative conditional: 0, negative unconditional: 721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5310, positive: 5209, positive conditional: 0, positive unconditional: 5209, negative: 101, negative conditional: 0, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 15293, positive: 9363, positive conditional: 0, positive unconditional: 9363, negative: 620, negative conditional: 0, negative unconditional: 620, unknown: 5310, unknown conditional: 0, unknown unconditional: 5310] , Statistics on independence cache: Total cache size (in pairs): 1005, Positive cache size: 928, Positive conditional cache size: 0, Positive unconditional cache size: 928, Negative cache size: 77, Negative conditional cache size: 0, Negative unconditional cache size: 77 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 776]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 779]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 833]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 786]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 789]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 802]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 834]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 806]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 836]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 809]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 839]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 817]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 813]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 821]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 825]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 712]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 764]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 736]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 766]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 739]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 769]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 747]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 751]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 847]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 848]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 280 locations, 76 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 868 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 868 mSDsluCounter, 224 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 982 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1972 IncrementalHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 104 mSDtfsCounter, 1972 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 217 SyntacticMatches, 3 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5123occurred in iteration=0, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 3352 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 173 NumberOfCodeBlocks, 173 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 163 ConstructedInterpolants, 0 QuantifiedInterpolants, 277 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-15 20:10:15,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...